References

Weigend, M., M. Gottschling, F. Selvi, and H.H. Hilger. 2009. Marbleseeds are gromwells – Systematics and evolution of Lithospermum and allies (Boraginaceae tribe Lithospermeae) based on molecular and morphological data. Molec. Phylogen. Evol. 52: 755-768. Google Scholar